| Subject | English | Spanish |
| nat.sc., agric. | false oat | avena descollada (Arrhenatherum elatius) |
| nat.sc., agric. | false oat | avena mayor (Arrhenatherum elatius) |
| nat.sc., agric. | false oat | avena elevada (Arrhenatherum elatius) |
| nat.sc., agric. | false oat | formental (Arrhenatherum elatius) |
| nat.sc., agric. | false oat | avena alta (Arrhenatherum elatius) |
| bot. | false oat-grass | avena alta Arrhenaterum elatius, Avena elatior |
| bot. | false oat-grass | avena mayor Arrhenaterum elatius, Avena elatior |
| bot. | false oat-grass | avena elevada Arrhenatherum elatius Presl., Avena elatior |